I recently upgrade my RPI4 to LE10. After the upgrade AC3 passthrough is not working and instead the audio is resampled.
My audio device supports passthrough:
Code
2021-10-14 14:08:52.872 T:957 INFO <general>: Device 4
2021-10-14 14:08:52.872 T:957 INFO <general>: m_deviceName : hdmi:CARD=vc4hdmi0,DEV=0
2021-10-14 14:08:52.872 T:957 INFO <general>: m_displayName : vc4-hdmi-0 (vc4hdmi0)
2021-10-14 14:08:52.872 T:957 INFO <general>: m_displayNameExtra: SAM SAMSUNG on HDMI
2021-10-14 14:08:52.872 T:957 INFO <general>: m_deviceType : AE_DEVTYPE_HDMI
2021-10-14 14:08:52.872 T:957 INFO <general>: m_channels : FL, FR, LFE, FC, BL, BR, BLOC, BROC
2021-10-14 14:08:52.872 T:957 INFO <general>: m_sampleRates : 32000,44100,48000,88200,96000,176400,192000
2021-10-14 14:08:52.872 T:957 INFO <general>: m_dataFormats : AE_FMT_RAW,AE_FMT_S24NE3,AE_FMT_S24NE4,AE_FMT_S32NE,AE_FMT_S16NE,AE_FMT_S16LE,AE_FMT_S16BE,AE_FMT_U8,AE_FMT_RAW
2021-10-14 14:08:52.872 T:957 INFO <general>: m_streamTypes : STREAM_TYPE_AC3,STREAM_TYPE_DTSHD,STREAM_TYPE_DTSHD_MA,STREAM_TYPE_DTSHD_CORE,STREAM_TYPE_DTS_1024,STREAM_TYPE_DTS_2048,STREAM_TYPE_DTS_512,STREAM_TYPE_EAC3,STREAM_TYPE_TRUEHDBut it resampling since "synctype is set to 1":
Code
DEBUG <general>: CVideoPlayerAudio:: synctype set to 1: resampleFrom what I read I should disable "Sync playback to display" setting which was removed in LE 10 since the switch to GBM ...
So how to solve this problem?
Update: Yestersdays nightly for RPI2 has the settings item "Sync playback to display" (disabled by default). There passthrough works ...
